mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-11 03:52:59 +00:00
37 lines
615 B
C
37 lines
615 B
C
#include <omp.h>
|
|
#include <stdlib.h>
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
int i = 0, j = 0, k = ~0;
|
|
double d = 1.0;
|
|
#pragma omp parallel num_threads(4) reduction(+:i) reduction(*:d) reduction(&:k)
|
|
{
|
|
if (i != 0 || d != 1.0 || k != ~0)
|
|
#pragma omp atomic
|
|
j |= 1;
|
|
|
|
if (omp_get_num_threads () != 4)
|
|
#pragma omp atomic
|
|
j |= 2;
|
|
|
|
i = omp_get_thread_num ();
|
|
d = i + 1;
|
|
k = ~(1 << (2 * i));
|
|
}
|
|
|
|
if (j & 1)
|
|
abort ();
|
|
if ((j & 2) == 0)
|
|
{
|
|
if (i != (0 + 1 + 2 + 3))
|
|
abort ();
|
|
if (d != (1.0 * 2.0 * 3.0 * 4.0))
|
|
abort ();
|
|
if (k != (~0 ^ 0x55))
|
|
abort ();
|
|
}
|
|
return 0;
|
|
}
|